Home / 177,411,333.80-266,117,000.70-86,593,183.40

Finding the Fourth Proportional to 177,411,333.80, 266,117,000.70 and 86,593,183.40

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Solution

The fourth proportional to 177,411,333.80, 266,117,000.70 and 86,593,183.40 is: 129,889,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,411,333.80 : 266,117,000.70 = 86,593,183.40 : x
  2. Step 2: Convert to fraction form
    177,411,333.80/266,117,000.70 = 86,593,183.40/x
  3. Step 3: Cross multiply
    177,411,333.80x = 266,117,000.70 × 86,593,183.40
  4. Step 4: Simplify right side
    177,411,333.80x = 23,043,918,247,473,028
  5. Step 5: Solve for x
    x = 23,043,918,247,473,028/177,411,333.80
  6. Step 6: Final answer
    x = 129,889,775.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.